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10w power amp for 5.7 GHz 6cm amateur band

VK3FS

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10w power amp for 5.7 GHz 6cm amateur band

3 610 просмотров · 3 года назад
VK3FS
2,93 тыс. подписчиков
3 610 просмотров · 3 года назад
Getting more than 250mW on the 6cm microwave band was an onerous task up until recently. SG Laboratory has produced a 5.7 GHz 10w PA. This amplifier has been developed and produced for industrial use but is matched well for the 6cm amateur band. It is based on the latest GaN power transistor from Cree/Wolfspeed. There is no switching around the amp, so it's something you'll have to do should you go down this path. This video shows two applications of this amplifier in two different scenarios. If you have plans for 6cm, this PA is worth consideration. Learn more at https://bit.ly/3LiZaMv 00:00 | Intro 00:30 | 6cm band usage 01:18 | IC-905 introduction 02:24 | SG Laboratory 10 6cm PA specifications 03:00 | Cree/Woolfspeed CG2H40010F HEMT 03:47 | VK3FS build 05:42 | VK3KRD build in a homemade 6cm transverter